HomeRanfft
Watches
Pink Pages
for Timepieces
.
Home
All Items
Ranfft Items
Brand Shops
Commit an Item
How to do right
Condition of Watches
About Watches
Links
  Help   Log In  Register, Clients   Deutsch  English  EUR  US$  CHF  UK£ 
 
 
 Index  Timepiece Archive, Categories  Archive: Watch Movements    Timepiece Market 
 
View picture in original size
Fig. 1

View picture in original size
Fig. 2

View picture in original size
Fig. 3

Cortebert 451 (AS 1250)

Features
automatic (bumper)
sweep second

Data
11''', Dm=Do= 24.8mm
H= 5.55mm
F= 0.65mm (backside plate edge)
T= 1.5mm
17 jewels
f = 18000 A/h
power reserve 32h

Balance staff U2137

Stem W2328

Mainspring / battery
Zf924, 1.35 x 7.0 x 0.08 x 220mm

Hands
1.30 x 0.80 x 0.21mm

Comments about the data

Remarks
crown mechanism and escapement from Cortébert
detached manual wind
cap jewel for escape wheel

Example, year: signature; shock device
ca. 1950: Cortebert, Cal.451, Swiss Made, 17 Jewels - Brevet +, 1250, AS; Incabloc

Not for Sale!
The movements presented in this caliber finder are not for sale. This is only a data sheet for identification and evaluation of the movement calibre, as well as for approximate dating.

bidfun-db 21.3 © 02-08-15, mtr-Ranfft


bidfun home
...the alternative - free of charge!
Dr. Roland Ranfft
Erkelenzer Str. 98
41844 Wegberg
Germany
phone +49 (0)2434 6034670

email: info@ranfft.de
.